Thousands of people are tracking the movements of a sleepy black bear who seems reluctant to leave the tree hollow it used as a den this winter. Glacier National Park officials have trained a webcam on the tree since they first spotted the bear. (April 3)

Thousands of people are tracking the movements of a sleepy black bear who seems reluctant to leave the tree hollow it used as a den this winter. Glacier National Park officials have trained a webcam on the tree since they first spotted the bear. (April 3)